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1. (WO2018179469) AIR PURIFIER

Pub. No.:    WO/2018/179469    International Application No.:    PCT/JP2017/024886
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Sat Jul 08 01:59:59 CEST 2017
IPC: F24F 7/00
Applicants: SHARP KABUSHIKI KAISHA
シャープ株式会社
Inventors: KOHAMA Takashi
小濱 卓
YAMASHITA Mitsuyoshi
山下 光義
Title: AIR PURIFIER
Abstract:
This air purifier is provided with a cleaning device (30). The cleaning device (30) has: a supply roller (40) having a sheet-like filter (6) wound on a shaft (41); a winding roller (50) for winding the filter (6); a drive motor (100) for rotationally driving the winding roller (50); a biasing section (70) for biasing the supply roller (40) in the direction opposite the winding direction of the winding roller (50); and a rotation amount detection section (110) for detecting the amount of rotation of the supply roller (40). The drive of the drive motor (100) is controlled on the basis of the result of detection by the rotation amount detection section (110).